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java io File setWritable(booleanwritable,booleanownerOnly)方法设置所有者或在此抽象路径名所有人的写权限。1语法publicbooleansetWrita
java io File setWritable(booleanwritable)方法设置此抽象路径名的所有者的写权限。1语法publicbooleansetWritable(booleanwritable)2参数